docs: def get_seqprop_to_structprop_alignment_stats(self, seqprop, structprop, chain_id):
          """Get the sequence alignment information for a sequence to a structure's chain."""
          alignment = self._get_seqprop_to_structprop_alignment(seqprop=seqprop, structprop=structprop, chain_id=chain_id)
          return ssbio.protein.sequence.utils.alignment.pairwise_alignment_stats(reference_seq_aln=alignment[0],
                                                                                 other_seq_aln=alignment[1])